albopunctatus, Plecostomus Regan [C. T.] 1908:797, Pl. 49 (fig. 1); Fig. 206 [Proceedings of the Zoological Society of London 1907 (pt 4); ref. 14333] Rio Piracicaba, São Paulo, Brazil. Lectotype: BMNH 1907.7.6.15. Paralectotype: BMNH 1907.7.6.16 (1). Type catalog: Ferraris 2007:251 [ref. 29155]. Lectotype selected by Weber 1987:279 [ref. 6241]. •Valid as Hypostomus albopunctatus (Regan 1908) -- (Burgess 1989:430 [ref. 12860], López & Miquelarena 1991:18 [ref. 23548], Gómez & Chebez 1996:63 [ref. 23791], Isbrücker 2001:28, 31 [ref. 25653], Isbrücker 2002:18 [ref. 27178], Weber in Reis et al. 2003:355 [ref. 27061], López et al. 2003:49 [ref. 27366], Armbruster 2004:79 [ref. 27644], Menni 2004:81 [ref. 28131], Ferraris 2007:251 [ref. 29155], Garavello et al. 2012:265 [ref. 32033], Cardoso et al. 2012:77 [ref. 32154], Martins et al. 2014:7 [ref. 33617], Mirande & Koerber 2015:42 [ref. 35117], Cardoso et al. 2016:20 [ref. 34373], Zawadzki et al. 2016:271 [ref. 34908], Koerber et al. 2017:61 [ref. 35267], Zawadzki et al. 2017:12 [ref. 35355], Zawadzki et al. 2018:[16] [ref. 35944], Zawadzki et al. 2019:[2] [ref. 37170], Reis et al. 2020:467 [ref. 38364], Azevedo et al. 2021:7 [ref. 38203], Zawadzki & Azevedo 2024:325 [ref. 41237]). Current status: Valid as Hypostomus albopunctatus (Regan 1908). Loricariidae: Hypostominae. Distribution: South America: upper Paraná River basin (Argentina, Brazil and Paraguay). Habitat: freshwater.